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Table 1 Baseline characteristics of the studied groups

From: Posterior and postero-lateral incidental durotomy during lumbar spine surgery: primary repair versus augmented primary repair

Characteristics Primary repair Group (A) Augmented repair Group (B) χ2 P
N = 34 N = 34
Gender
Female 9 (26.5%) 16 (47.1%) 3.1 0.078
Male 25 (73.5%) 18 (52.9%)   
Age
Mean ± SD 49.85 ± 9.27 47.18 ± 8.05 t (-1.171) 0.208
BMI
Mean ± SD 27.68 ± 2.84 26.75 ± 2.27 t (-1.486) 0.142
Co morbidity
NAD 13 (38.2%) 15 (44.1%)   
Smoker 13 (38.2%) 6 (17.7%)   
Diabetes 8 (23.6%) 13 (38.2%) 3.912 0.141
ASA
Mean ± SD 2.33 ± 0.62 2.49 ± 0.51 t (1.12) 0.267
Previous surgery
No 23 (67.6%) 25 (73.5%)   
Yes 11 (32.4%) 9 (26.5%) 0.283 0.595
  1. Z Mann Whitney test t independent sample t-test p > 0.05 is statistically non-significant